|Year|Competition|Venue|Position|Event|Notes|
|---|---|---|---|---|---|
|1979|Grandma's Marathon|Duluth, United States|1st|Marathon|2:37:37|
|1980|Grandma's Marathon|Duluth, United States|1st|Marathon|2:38:35|
|1981|Grandma's Marathon|Duluth, United States|1st|Marathon|2:29:35|
|1984|Boston Marathon|Boston, United States|1st|Marathon|2:29:28|
|1984|Olympic Games|Los Angeles, United States|5th|Marathon|2:28:54|
|1986|Osaka Ladies Marathon|Osaka, Japan|1st|Marathon|2:30:24|
|1986|Commonwealth Games|Edinburgh, Scotland|2nd|Marathon|2:28:17|
|1987|Osaka Ladies Marathon|Osaka, Japan|1st|Marathon|2:30:40|
|1987|World Championships|Rome, Italy|21st|10,000 m|34:07.26|
|1988|Olympic Games|Seoul, South Korea|33rd|Marathon|2:37:52|
|1989|Osaka Ladies Marathon|Osaka, Japan|1st|Marathon|2:30:21|
|1989|Hokkaido Marathon|Sapporo, Japan|1st|Marathon|2:36:39|
|1991|Hokkaido Marathon|Sapporo, Japan|1st|Marathon|2:33:20|
|1992|Olympic Games|Barcelona, Spain|3rd|Marathon|2:33:59|
|1996|Olympic Games|Atlanta, United States|46th|Marathon|2:42:21|

Question: what were the total number of times the venue was located in the united states?
Answer: 6